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Finding the Fourth Proportional to 162,423.44, 243,541.64 and 62,570.64

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Solution

The fourth proportional to 162,423.44, 243,541.64 and 62,570.64 is: 93,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,423.44 : 243,541.64 = 62,570.64 : x
  2. Step 2: Convert to fraction form
    162,423.44/243,541.64 = 62,570.64/x
  3. Step 3: Cross multiply
    162,423.44x = 243,541.64 × 62,570.64
  4. Step 4: Simplify right side
    162,423.44x = 15,238,556,281.45
  5. Step 5: Solve for x
    x = 15,238,556,281.45/162,423.44
  6. Step 6: Final answer
    x = 93,819.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.